From ea199e2a75e3ce5f9dab07f29d6f55fdef6b860d Mon Sep 17 00:00:00 2001
From: Andreas Maunz <andreas@maunz.de>
Date: Wed, 18 May 2011 14:44:25 +0200
Subject: Added local svm classification

---
 lazar.rb | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'lazar.rb')

diff --git a/lazar.rb b/lazar.rb
index eb8b99e..de95efb 100644
--- a/lazar.rb
+++ b/lazar.rb
@@ -72,6 +72,34 @@ class LazarTest < Test::Unit::TestCase
     assert_equal prediction.measured_activities(compound).first, true
   end
 
+  def test_classification_svm_model
+
+    # create model
+    model_uri = OpenTox::Algorithm::Lazar.new.run({:dataset_uri => @@classification_training_dataset.uri, :subjectid => @@subjectid, :prediction_algorithm => "local_svm_classification"}).to_s
+    lazar = OpenTox::Model::Lazar.find model_uri, @@subjectid
+    @models << lazar
+    assert_equal lazar.features.size, 53
+
+    # single prediction
+    compound = OpenTox::Compound.from_smiles("c1ccccc1NN")
+    prediction_uri = lazar.run(:compound_uri => compound.uri, :subjectid => @@subjectid)
+    prediction = OpenTox::LazarPrediction.find(prediction_uri, @@subjectid)
+    @predictions << prediction
+    assert_equal prediction.value(compound), false
+    assert_equal prediction.confidence(compound).round_to(4), 0.4131.round_to(4)
+    assert_equal prediction.neighbors(compound).size, 14
+
+    # dataset prediction
+    test_dataset = OpenTox::Dataset.create_from_csv_file("data/multicolumn.csv", @@subjectid)
+    prediction = OpenTox::LazarPrediction.find lazar.run(:dataset_uri => test_dataset.uri, :subjectid => @@subjectid), @@subjectid
+    @predictions << prediction
+    assert_equal prediction.compounds.size, 4
+    compound = OpenTox::Compound.from_smiles "CC(=Nc1ccc2c(c1)Cc1ccccc21)O"
+    assert_equal prediction.value(compound), nil
+    assert_equal prediction.measured_activities(compound).first, true
+
+  end
+
   def test_ambit_classification_model
 
     # create model
-- 
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